Sphygmomanometer



FIG. 1 is a front, right, and bottom perspective view of a sphygmomanometer showing our new design;

FIG. 2 is a rear, left, and bottom perspective view thereof;

FIG. 3 is a rear, right, and top perspective view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a right side elevational view thereof; and,

FIG. 9 is a left side elevational view thereof. 

The ornamental design for a sphygmomanometer, as shown. 